46. A principal of $5000 was invested in a savings account for 4 years. If the interest earned for the period was $400, what was the interest rate?
A) 1%
B) 1.5%
C) 2%
D) 2.5%
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• 400 is 8% of 5000...and for 4 years...8/4=2%
  so ans is c-2%
  
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• (100*100)/5000=2
  
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